TrailAvalanche Peak Trailhead 5N2
4.5-mile out-and-back; 2,100 ft gain. Relentless climb with a true summit payoff.

The Riverside Ski Trail is Yellowstone's most accessible winter ski system, offering groomed classic ski tracks and multiple loop options ranging from 1.5 to 3.5 miles. Ski through forest and open meadows along the Madison River with expansive views of the Gallatin and Madison ranges. Winter wildlife watching includes elk, bald eagles, and waterfowl. This is the place to learn to ski or enjoy an easy winter outing.
Easiest
Groomed classic ski tracks make this beginner-friendly. Upriver loop delivers mountain views across the Madison River. Reliable winter wildlife: elk, bald eagles, and waterfowl are regularly spotted. Easy access from West Yellowstone town.
• Rent skis in West Yellowstone—avoid traveling with rental equipment • Check grooming status mid-week before planning your ski day • The upriver loop is shorter but has the best views; skip the long full downriver loop if time is tight • Binoculars increase eagle and elk spotting odds • Go early (before 10 AM) on weekends to avoid crowds and secure parking • Short downriver loop (2.2 miles) is the sweet spot for time vs. views
Winter (December through March, snow-dependent).
Excellent for families with beginner skiers. The 1-mile approach to loop junctions is gentle and manageable for children. Groomed tracks help younger skiers maintain control. Keep children close due to river proximity and active wildlife. Teach them to make noise for elk and bison awareness.
Skiers rate this as the most reliable beginner ski option in Yellowstone. Groomed tracks and multiple loop options earn consistent praise. Winter wildlife viewing and Gallatin Range views are the real draw. The trade-off: moderate crowding on weekends versus reliable, accessible skiing and mountain scenery.
No permit required for this trail.
Not required. Trailhead is in West Yellowstone town, accessible by car. No shuttle service offered for this trail.
Winter weather is the primary threat. Wind chill in open meadow sections increases hypothermia risk—stay hydrated and warm. Thin ice forms near the Madison River; stick to marked trails. Bison and elk are active in winter; maintain distance. Federal regulations require 100 yards from bears and wolves, 25 yards from bison and other wildlife. No cell service—come prepared with a map and whistle.
Easiest ski system in Yellowstone. Some sections occasionally machine-groomed for classic ski tracks. Flat to gently rolling terrain suits beginner skiers. Service dogs allowed. No steep climbs or technical sections.
Excellent for families with beginner skiers. The 1-mile approach to loop junctions is gentle and manageable for children. Groomed tracks help younger skiers maintain control. Keep children close due to river proximity and active wildlife. Teach them to make noise for elk and bison awareness.
West Yellowstone town is adjacent (within 1 mile). Full services: lodging, restaurants, ski rental shops, gas stations, and grocers. Mammoth District Ranger Station available for information.
Skiers rate this as the most reliable beginner ski option in Yellowstone. Groomed tracks and multiple loop options earn consistent praise. Winter wildlife viewing and Gallatin Range views are the real draw. The trade-off: moderate crowding on weekends versus reliable, accessible skiing and mountain scenery.
" Skiers rate this as the most reliable beginner ski option in Yellowstone. Groomed tracks and multiple loop options earn consistent praise. Winter wildlife viewing and Gallatin Range views are the real draw. The trade-off: moderate crowding on weekends versus reliable, accessible skiing and mountain scenery."
Yes. This is the easiest ski system in Yellowstone. Groomed tracks and gentle terrain make it ideal for learning or casual winter outings.
You need skis or snowshoes, appropriate winter clothing (layer heavily), and water. No avalanche beacon, crampons, or technical equipment required.
Bears den in winter and are inactive. Wolves and bison are active. Follow distance rules: stay 100 yards from bears and wolves, 25 yards from bison. Make noise on the trail.
There's no cell service. Bring a map, compass, and whistle. Stick to marked groomed trails. Tell someone your plan before heading out.
No. Visibility and hypothermia risk become severe. Avoid the trail if storms are forecast or active. Check NPS conditions.
The trail is free. Yellowstone park entry fee applies: $20 per person (16+) on foot/ski, or $35 per vehicle (7-day pass).
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